SNMG 120412 AH8015 Wendeplatten - Tungaloy

Take advantage of a balanced combination of PVD-coated carbide AH8015, a double-sided chipbreaker and a 1.2 mm nose radius to achieve stable chip formation and consistent productivity when turning heat‑resistant alloys; order the SNMG120412 AH8015 insert directly via Metav Werkzeuge or ask the consultants for application advice.

SNMG 120412 AH8015 indexable turning insert — PVD-coated carbide for heat‑resistant alloys (Tungaloy)

SNMG120412 AH8015 Tungaloy indexable insert for ISO‑standard turning applications, designed for external and internal turning with secure clamping and a versatile chipbreaker geometry

• SNMG120412 ISO indexable turning insert
• PVD-coated carbide AH8015 for heat-resistant alloys
• Double-sided chipbreaker, with cylindrical hole
• 1.2 mm nose radius, 0° clearance angle

Consistent productivity through balanced grade and coating

The combination of a PVD-coated surface and a specialised AH8015 carbide matrix provides a balance between wear resistance and edge stability that suits general machining of heat‑resistant alloys. The surface coating reduces adhesion and thermal softening at elevated cutting temperatures, which extends cutting length and lowers the need for frequent index changes. In practice, this means fewer interruptions and a steadier production rhythm when machining tough materials; the insert’s construction supports efficient, repeatable cutting performance without excessive tool management.

Geometry that supports precision and surface quality

A 1.2 mm nose radius together with the 0° clearance angle and the square form provides a compromise between cutting force distribution and surface finish; the moderate radius improves tool life on interrupted cuts while still allowing acceptable surface quality for semi‑finishing operations. The double‑sided chipbreaker assists in controlled chip formation across a range of cut depths, while the cylindrical hole and the ISO‑conforming dimensions ensure secure clamping in compatible holders. These geometric features translate into reduced vibration, predictable tool wear and more consistent component tolerances during turning.

System compatibility and application guidance for workshop integration

As an ISO‑standard indexable insert, compatibility with a holder depends on form, clearance angle, tolerance class, clamping style, size and thickness. The SNMG120412 designation indicates a square insert with a 90° included angle, 12 mm inscribed circle and a thickness of 4.76 mm, making it suitable for many standard external and internal turning toolholders. Choose the chipbreaker and grade based on the workpiece material, machining operation and available machine stability to get the intended benefits of the AH8015 grade: broad applicability to heat‑resistant alloys and stable chip control. Where system composition matters, consider the insert as part of a set: insert, compatible holder, shim/clamp kit and the correct fixing screw.

Contact Metav Werkzeuge for specific holder recommendations and stock availability for the Tungaloy SNMG120412 AH8015 insert — email info@metav-werkzeuge.com or call +49 2822 7131930

Technical data

• Article number: 6947322

• SKU: 6947322-Tungaloy

• Manufacturer SKU: TUN6947322

• Model series: ISO‑Drehwendeschneidplatten

• Designation: SNMG120412 AH8015

Core numerical data

• Inscribed circle / size: 12 mm

• Thickness: 4.76 mm

• Nose radius: 1.2 mm

• Included angle: 90°

• Clearance angle: 0°

Designs and special features

• Material: carbide

• Coating: PVD

• Chipbreaker: double‑sided

• Hole: with hole — cylindrical hole

• Shape: square

• Application: turning (external and internal)

FAQ

What materials is this insert best suited to machine?
The AH8015 grade of the SNMG120412 insert is designed as a first choice for general machining of heat‑resistant alloys, offering a balanced compromise between wear resistance and edge stability for demanding steels and nickel‑based materials.

Is the insert single‑ or double‑sided and how does that affect usage?
This SNMG120412 insert is double‑sided, providing two cutting edges per side and allowing economical index changes; the double‑sided chipbreaker also helps to maintain controlled chips over a range of cutting conditions.

How does the 1.2 mm nose radius influence the machined surface and tool life?
A 1.2 mm nose radius increases contact area at the cutting edge, improving edge strength and resistance to cratering on interrupted or heavier cuts, while offering an acceptable surface finish for semi‑finishing operations.

Will this insert fit my holder and how is compatibility ensured?
Compatibility is determined by ISO form, clearance angle, tolerance class, clamping method, size and thickness; the SNMG120412 designation and 12 mm size make the insert compatible with holders designed for SNMG‑type inserts when the holder matches these ISO parameters.

What operational benefits does the PVD coating bring to workshop production?
The PVD coating reduces adhesion and thermal wear at elevated cutting temperatures, improving tool life and enabling steadier cutting when machining heat‑resistant alloys, which supports longer uninterrupted production runs.

Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.